[Mexican President] Peña Nieto later tweeted that he believes in dialogue in order to “promote the interests of Mexico in the world and, principally, to protect Mexicans wherever they are.”

The visit comes after Trump has wavered for weeks on whether he will continue to hold his hard-line positions on the central and incendiary issue of his campaign, in particular his call to deport an estimated 11 million immigrants who are living in the United States illegally.

Americans are familiar with Trump’s tough rhetoric on immigration, but they’ve also been curious over recent weeks as Trump’s campaign has openly discussed pivoting on the issue.

This video of Trump polling an audience is a useful template for that pivot. Some people were refreshed by his candor and openness, with others disappointed he was waffling on a big issue:

Now with Trump set to make his position clear, the drama is even higher for his visit today south of the border.

The drama will be even higher when he opens up to America on exactly where he stands on this crucial issue.